Deduplicate workadventure sources

Maximal sharing means that even if the workadventure sources are imported
in all nix files, there will still only be one copy of it in the nix store
--- nevertheless, it seems reasonable to only have them once in the code,
too, if only to make upgrading them easier.

8 files changed, 31 insertions, 55 deletions

diff --git a/back/default.nix b/back/default.nix
index 525253e..f74936a 100644
--- a/back/default.nix
+++ b/back/default.nix
@@ -1,6 +1,7 @@
+workadventuresrc:
+
 { stdenv
 , autoPatchelfHook
-, fetchFromGitHub
 , fetchzip
 , makeWrapper
 , nodejs-14_x
@@ -36,13 +37,7 @@ yarn2nix-moretea.mkYarnPackage rec {
   pname = "workadventureback";
   version = "unstable";
 
-  src = fetchFromGitHub
-    {
-      owner = "thecodingmachine";
-      repo = "workadventure";
-      rev = "6e9c71598004dc9cbab9418efb3c0ac892da7ca2";
-      sha256 = "0rvra0dy631al4aylacyqldkyd6biawz2shsikgcy30nv5lzc78c";
-    } + "/back";
+  src = "${workadventuresrc}/back";
 
   # NOTE: this is optional and generated dynamically if omitted
   yarnNix = ./yarn.nix;
diff --git a/front/default.nix b/front/default.nix
index 440fa00..d7d9fa6 100644
--- a/front/default.nix
+++ b/front/default.nix
@@ -1,5 +1,6 @@
+workadventuresrc:
+
 { stdenv
-, fetchFromGitHub
 , makeWrapper
 , workadventure
 , yarn2nix-moretea
@@ -18,12 +19,7 @@ yarn2nix-moretea.mkYarnPackage
 
     # TODO: perhaps move this into its own file, to make it easily
     # replacable across all workadventure packages.
-    src = fetchFromGitHub {
-      owner = "thecodingmachine";
-      repo = "workadventure";
-      rev = "6e9c71598004dc9cbab9418efb3c0ac892da7ca2";
-      sha256 = "0rvra0dy631al4aylacyqldkyd6biawz2shsikgcy30nv5lzc78c";
-    } + "/front";
+    src = "${workadventuresrc}/front";
 
     # NOTE: this is optional and generated dynamically if omitted
     yarnNix = ./yarn.nix;
diff --git a/instance-options.nix b/instance-options.nix
index f0f3649..c95a506 100644
--- a/instance-options.nix
+++ b/instance-options.nix
@@ -7,9 +7,6 @@ with pkgs;
 {
   options = rec {
     
-    settings = {};
-    
-    
     backend = {
       enable = mkOption {
         default = true;
diff --git a/maps/default.nix b/maps/default.nix
index 5142f1e..6310942 100644
--- a/maps/default.nix
+++ b/maps/default.nix
@@ -1,3 +1,5 @@
+workadventuresrc:
+
 { stdenv
 , fetchFromGitHub
 , makeWrapper
@@ -8,13 +10,7 @@ yarn2nix-moretea.mkYarnPackage rec {
   pname = "workadventuremaps";
   version = "unstable";
 
-  src = fetchFromGitHub
-    {
-      owner = "thecodingmachine";
-      repo = "workadventure";
-      rev = "6e9c71598004dc9cbab9418efb3c0ac892da7ca2";
-      sha256 = "0rvra0dy631al4aylacyqldkyd6biawz2shsikgcy30nv5lzc78c";
-    } + "/maps";
+  src = "${workadventuresrc}/maps";
 
   # NOTE: this is optional and generated dynamically if omitted
   yarnNix = ./yarn.nix;
diff --git a/messages/default.nix b/messages/default.nix
index 6deb9f7..2e61f46 100644
--- a/messages/default.nix
+++ b/messages/default.nix
@@ -1,3 +1,5 @@
+workadventuresrc:
+
 { stdenv
 , autoPatchelfHook
 , fetchFromGitHub
@@ -35,12 +37,7 @@ yarn2nix-moretea.mkYarnPackage rec {
   pname = "workadventuremessages";
   version = "unstable";
 
-  src = fetchFromGitHub {
-    owner = "thecodingmachine";
-    repo = "workadventure";
-    rev = "6e9c71598004dc9cbab9418efb3c0ac892da7ca2";
-    sha256 = "0rvra0dy631al4aylacyqldkyd6biawz2shsikgcy30nv5lzc78c";
-  } + "/messages";
+  src = "${workadventuresrc}/messages";
 
   # NOTE: this is optional and generated dynamically if omitted
   yarnNix = ./yarn.nix;
diff --git a/overlay.nix b/overlay.nix
index 0a01748..3acdc30 100644
--- a/overlay.nix
+++ b/overlay.nix
@@ -2,13 +2,20 @@ self: super:
 
 let
   inherit (self) callPackage;
+  workadventuresrc = self.fetchFromGitHub {
+    owner = "thecodingmachine";
+    repo = "workadventure";
+    rev = "6e9c71598004dc9cbab9418efb3c0ac892da7ca2";
+    sha256 = "0rvra0dy631al4aylacyqldkyd6biawz2shsikgcy30nv5lzc78c";
+  };
+  callWaPackage = path: callPackage (import path workadventuresrc);
 in {
   workadventure = {
-    back = callPackage ./back {};
-    pusher = callPackage ./pusher {};
-    messages = callPackage ./messages {};
-    front = callPackage ./front {};
-    uploader = callPackage ./uploader {};
-    maps = callPackage ./maps {};
+    back = callWaPackage ./back {};
+    pusher = callWaPackage ./pusher {};
+    messages = callWaPackage ./messages {};
+    front = callWaPackage ./front {};
+    uploader = callWaPackage ./uploader {};
+    maps = callWaPackage ./maps {};
   };
 }
diff --git a/pusher/default.nix b/pusher/default.nix
index 7501504..cb6ee0d 100644
--- a/pusher/default.nix
+++ b/pusher/default.nix
@@ -1,15 +1,13 @@
+workadventuresrc:
+
 { stdenv
 , autoPatchelfHook
 , makeWrapper
 , lib
 , getconf
-
 , fetchzip
-, fetchFromGitHub
-
 , nodejs-14_x
 , yarn2nix-moretea
-
 , workadventure
 }:
 
@@ -39,13 +37,7 @@ yarn2nix-moretea.mkYarnPackage rec {
   pname = "workadventurepusher";
   version = "unstable";
 
-  src = fetchFromGitHub
-    {
-      owner = "thecodingmachine";
-      repo = "workadventure";
-      rev = "6e9c71598004dc9cbab9418efb3c0ac892da7ca2";
-      sha256 = "0rvra0dy631al4aylacyqldkyd6biawz2shsikgcy30nv5lzc78c";
-    } + "/pusher";
+  src = "${workadventuresrc}/pusher";
 
   # NOTE: this is optional and generated dynamically if omitted
   yarnNix = ./yarn.nix;
diff --git a/uploader/default.nix b/uploader/default.nix
index fa42f12..58e10c0 100644
--- a/uploader/default.nix
+++ b/uploader/default.nix
@@ -1,3 +1,5 @@
+workadventuresrc:
+
 { stdenv
 , fetchFromGitHub
 , makeWrapper
@@ -11,13 +13,7 @@ yarn2nix-moretea.mkYarnPackage rec {
   pname = "workadventureuploader";
   version = "unstable";
 
-  src = fetchFromGitHub
-    {
-      owner = "thecodingmachine";
-      repo = "workadventure";
-      rev = "6e9c71598004dc9cbab9418efb3c0ac892da7ca2";
-      sha256 = "0rvra0dy631al4aylacyqldkyd6biawz2shsikgcy30nv5lzc78c";
-    } + "/uploader";
+  src = "${workadventuresrc}/uploader";
 
   # NOTE: this is optional and generated dynamically if omitted
   yarnNix = ./yarn.nix;